No products in the cart.

Aftab tells his daughter. "Seven years …

CBSE, JEE, NEET, CUET

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

Aftab tells his daughter. "Seven years ago, I was seven times as old as you were then, Also, three years from now. I shall be three times as old as you will be (Isn't this interesting?) Represent this situation algebraically and graphically

Posted by Lokesh Lokesh 2 years, 6 months ago

CBSE > Class 10 > Mathematics

1 answers

Lokesh Lokesh 2 years, 6 months ago

Answer: Let the present age of Aftab bex And, present age of his daughter-y Seven years ago, Age of Aftab=X-7 Age of his daughter-y-7 According to the question, (x-7)=7(y-7) x-7=7y-49 x-7y=-42 (1) Three years hence. Age of Aftab = x+3 Age of his daughter-y+3 According to the question, (x+3)=3(y+3) x+3 =3y+9 x-3y=6 (2) Therefore, the algebraic representation is x-7y=-42 x-3y=6 For *-7y=-42 x=-42+7y

ANSWER

http://mycbseguide.com/examin8/

Related Questions

Ch 3 ex 3.3

Posted by Rohan Dhiman 1 day, 8 hours ago

CBSE > Class 10 > Mathematics

2 answers

3.11stques

Posted by Paru Devi Ninama Ninama 1 day, 15 hours ago

CBSE > Class 10 > Mathematics

0 answers

What is homogeneous liner equation?

Posted by Siddharth Singh 8 hours ago

CBSE > Class 10 > Mathematics

0 answers

If p(x)=ax^2+bx+c and alpha and beta are zeroes of p(x). Find alpha^2-beta^2

Posted by Somya Agrawal 7 hours ago

CBSE > Class 10 > Mathematics

0 answers

7+7+√7

Posted by Raunak Kumar 1 day, 17 hours ago

CBSE > Class 10 > Mathematics

1 answers

a+b ka hool square

Posted by Rajan Dubey 1 day, 10 hours ago

CBSE > Class 10 > Mathematics

1 answers

5025 prime factorisation

Posted by Rahul Rajput 10 hours ago

CBSE > Class 10 > Mathematics

1 answers

If alpha and beta are the zeros of the polynomial 2x²-5x+7, then find the value of alpha-¹+ beta-¹

Posted by Sandhya Vishwakarma 1 day, 14 hours ago

CBSE > Class 10 > Mathematics

0 answers

Solve the following system of linear equations 7x - 2y = 5 and 8x + 7y = 15 and verify your answer

Posted by Sakshi Bhalshankar 2 days, 11 hours ago

CBSE > Class 10 > Mathematics

0 answers

6 men and 10 women can finish making pots in 8 days ,while the 4 men and 6 women can finish it in 12 days find the time taken by the one man alone from that of one women alone to finish the work

Posted by Kowsiga Rajkumar 2 days, 6 hours ago

CBSE > Class 10 > Mathematics

1 answers

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Google Play

Download myCBSEguide App